ENGINE
WG972-E4, WSM
1-S12
3. TIGHTENING TORQUES
Screws, bolts and nuts must be tightened to the specified torque using a torque wrench, several screws, bolts and
nuts such as those used on the cylinder head must be tightened in proper sequence and the proper torque.
9Y1211108ENS0004US0
[1] TIGHTENING TORQUES FOR GENERAL USE SCREWS, BOLTS
AND NUTS
If the tightening torque is not specified, refer to the table below for the none specified torques values.
9Y1211108ENS0005US0
Indication on
top of bolt
No-grade or 4T 7T
Indication on
top of nut
No-grade or 4T
Unit N·m kgf·m lbf·ft N·m kgf·m lbf·ft
M6 7.9 to 9.3 0.80 to 0.95 5.8 to 6.8 9.81 to 11.2 1.00 to 1.15 7.24 to 8.31
M8 18 to 20 1.8 to 2.1 13 to 15 24 to 27 2.4 to 2.8 18 to 20
M10 40 to 45 4.0 to 4.6 29 to 33 49 to 55 5.0 to 5.7 37 to 41
M12 63 to 72 6.4 to 7.4 47 to 53 78 to 90 7.9 to 9.2 58 to 66
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